class PerformanceAnalyzer {
public:
    struct OptimizationMetrics {
        double initialQuality;
        double finalQuality;
        double improvement;
        int iterationsUsed;
        double timeSpent;
        std::vector<double> qualityHistory;
    };

    // 记录优化过程
    void recordOptimization(const OptimizationMetrics& metrics) {
        m_optimizationHistory.push_back(metrics);
    }

    // 生成性能报告
    void generateReport(const QString& filePath) {
        QFile file(filePath);
        if (!file.open(QIODevice::WriteOnly | QIODevice::Text))
            return;

        QTextStream out(&file);
        
        // 写入报告头
        out << "网格优化性能报告\n";
        out << "生成时间: " << QDateTime::currentDateTime().toString() << "\n\n";

        // 写入优化统计
        for (const auto& metrics : m_optimizationHistory) {
            out << "初始质量: " << metrics.initialQuality << "\n";
            out << "最终质量: " << metrics.finalQuality << "\n";
            out << "改善程度: " << metrics.improvement << "%\n";
            out << "迭代次数: " << metrics.iterationsUsed << "\n";
            out << "优化时间: " << metrics.timeSpent << "秒\n\n";
        }
    }

private:
    std::vector<OptimizationMetrics> m_optimizationHistory;
}; 